Method operator()

scripts/bench_find.cpp:142–147

        : needle_(needle), searcher_(needle.begin(), needle.end()) {}
    inline size_type needle_length() const noexcept { return needle_.size(); }
    inline size_type operator()(std::string_view haystack) const noexcept {
        auto match = std::search(haystack.begin(), haystack.end(), searcher_);
        do_not_optimize(match);
        if (match == haystack.end()) return std::string_view::npos; // No match found
        return (size_type)(match - haystack.begin());
    }
    constexpr size_type skip_length() const noexcept { return 1; }
};